package com.swift;import java.util.Scanner;public class PToP {    public static void main(String[] args) {        Scanner scan=new Scanner(System.in);        System.out.println("请输入第一个点的坐标值x1");        Double x1=Double.parseDouble(scan.nextLine());        System.out.println("请输入第一个点的坐标值y1");        Double y1=Double.parseDouble(scan.nextLine());        System.out.println("请输入第二个点的坐标值x2");        Double x2=Double.parseDouble(scan.nextLine());        System.out.println("请输入第二个点的坐标值y2");        Double y2=Double.parseDouble(scan.nextLine());        Double distance=Math.pow((Math.pow((x2-x1),2)+Math.pow((y2-y1),2)),0.5);        System.out.println("两个点之间的距离是："+distance);    }}